Merge pull request #716 from ashawley/rng-Seed-long-test

non · web-flow · commit 829745b53800 · 2020-12-13T12:32:25.000-05:00
Test the distribution of full long in seed
diff --git a/jvm/src/test/scala/org/scalacheck/rng/SeedSpecification.scala b/jvm/src/test/scala/org/scalacheck/rng/SeedSpecification.scala
@@ -44,7 +44,7 @@ object SeedSpecification extends Properties("Seed") {
       def countZeros(s0: Seed, i: Int, seen0: Int): Int =
         if (i <= 0) seen0 else {
           val (x, s1) = s0.long
-          val n = (x & 0x7fffffff).toInt % base
+          val n = x % base
           val seen = if (n == 0) seen0 + 1 else seen0
           countZeros(s1, i - 1, seen)
         }

Original file line number	Diff line number	Diff line change
`@@ -44,7 +44,7 @@ object SeedSpecification extends Properties("Seed") {`
`44`	`44`	`def countZeros(s0: Seed, i: Int, seen0: Int): Int =`
`45`	`45`	`if (i <= 0) seen0 else {`
`46`	`46`	`val (x, s1) = s0.long`
`47`		`- val n = (x & 0x7fffffff).toInt % base`
	`47`	`+ val n = x % base`
`48`	`48`	`val seen = if (n == 0) seen0 + 1 else seen0`
`49`	`49`	`countZeros(s1, i - 1, seen)`
`50`	`50`	`}`